What was the name of Yan 'an in Qing Dynasty?

1. Yan 'an was called Yan 'an House in Yuan, Ming and Qing Dynasties.

Second, the Qing Dynasty still set up Yan 'an Mansion, which was in charge of three states (Fuzhou, Suide and Jiazhou) and 16 counties (Pumice, Ansai, Ganquan, Anding, Baoan, Yichuan, Yanchuan, Qingjian, Luochuan, Central, Yijun, Mizhi, Wubao and Shenmu) during the Shunzhi period. During the Yongzheng period, three states belonged to Zhili, and the government led eight counties (Pumice, Ansai, Ganquan, Anding, Baoan, Yichuan, Yanchuan and Yanchang). During the Qianlong period, Dingbian and Jingbian counties were added. During the Tongzhi period, the Shaanxi-Gansu Hui uprising army and the Xi Nian army fought against the Qing Dynasty in Yan 'an, and left the Xiang army to enter the customs to suppress Fu. Yuan Dakui, the last armed force of the Nian Army, was suppressed in Yongning Mountain, and the Nian Army movement finally failed in China.

At the end of Qing Dynasty, the Qing government established Yanchang Oil Plant in Yanchang County and drilled the first oil well in Chinese mainland.

3. Yan 'an, referred to as "Yan" for short, was called Pumice, Gaonu and Yanzhou in ancient times, and was the capital of the former Shaanxi-Gansu-Ningxia Border Region Government. The first batch of historical and cultural cities in the State Council.

Yan 'an is located in the southern half of northern Shaanxi, between 35 21′ and 37 31′ north latitude and107 41′ east longitude, and belongs to the plateau continental monsoon climate. Yulin City in the north, Xianyang City, Tongchuan City and Weinan City in the south, Linfen City and Lvliang City in Shanxi Province across the Yellow River in the east, and Qingyang City in Gansu Province in the west.